package cn.appsys.interceptor;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;

import org.apache.log4j.Logger;
import org.springframework.web.servlet.handler.HandlerInterceptorAdapter;

import cn.appsys.pojo.BackendUser;
import cn.appsys.pojo.DevUser;
import cn.appsys.tools.Constants;

public class SysInterceptor extends HandlerInterceptorAdapter {
	private Logger logger = Logger.getLogger(SysInterceptor.class);

	public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object handler)
			throws Exception {
		logger.debug("SysInterceptor preHandle!");
		HttpSession session = request.getSession();
		DevUser user = (DevUser) session.getAttribute(Constants.DEV_USER_SESSION);
		BackendUser backendUser = (BackendUser) session.getAttribute(Constants.USER_SESSION);
		if (null == user && null == backendUser) {
			response.sendRedirect(request.getContextPath() + "/403.jsp");
			return false;
		}
		return true;
	}
}
